[1] Neurosyphilis and ocular syphilis may also be present during this stage and others, depending on the initial point of infection: Neurosyphilis The infection spreads to the brain and spinal cord and may lead to meningeal syphilis (headache, stiff neck, nausea, and vomiting), meningovascular syphilis (headache, stiff neck, nausea, vomiting, and risk of stroke), general paresis (personality or mood changes), or tabes dorsalis (muscle failure and pain and impaired balance)
Then, later, someone would accidentally light a popper-drenched cigarette and the whole thing would go up in flames, occasionally setting afire some hair or melting eyelashes in the process
You can even brush your teeth once again using a clean toothbrush and the remaining homemade solution
Its contents have decreased from 38 mg of tar and 2.7 mg of nicotine to 12 mg and 0.95 mg over the period of 40 years (Hoffmann and Hoffmann 1997)
Convenience Works with the push of a button
And some plugs/flakes also use an adhesive, like red gum arabic to help keep things together